Frequently Asked Questions
Know about the product and billing. Answers to your questions about our drug and alcohol testing services.
What is HR drug screening?
HR drug screening refers to the drug and alcohol testing programs an employer's human resources department manages for job candidates and current employees — including pre-employment, random, reasonable suspicion, post-accident, and return-to-duty testing — to maintain a safe, compliant, drug-free workplace.
Is HR drug testing required by law?
For most private employers, drug testing is not federally mandated unless the company is a federal contractor subject to the Drug-Free Workplace Act, has employees in DOT-regulated safety-sensitive positions, or operates in a state or industry with specific testing mandates. Many employers choose to test voluntarily as part of a drug-free workplace policy.
What drug test panel should HR use for pre-employment screening?
Most employers use a 5-panel or 10-panel urine test for standard pre-employment screening. The right choice depends on your industry, state law, and internal policy — a 5-panel is the federal standard baseline, while a 10- or 12-panel test adds coverage for prescription-drug-class substances such as benzodiazepines and barbiturates.
How long does it take to get employment drug test results?
Results are often available the same day the specimen is collected, though hair follicle tests and any result requiring Medical Review Officer (MRO) follow-up, such as a non-negative result or a legitimate prescription explanation, can take slightly longer.
Can HR test employees without notice?
Random testing programs are designed around unannounced, unbiased selection, but the underlying policy allowing testing must generally be disclosed to employees in advance through a written drug-free workplace policy. State law may add additional notice requirements.
What happens if a candidate fails a pre-employment drug test?
Non-negative results go through MRO review first to rule out a legitimate medical explanation. If the result is confirmed, employers using a consumer reporting agency must follow the Fair Credit Reporting Act (FCRA) adverse action process — providing a pre-adverse action notice, an opportunity to dispute, and a final adverse action notice before withdrawing an offer.
Do employers have to use a certified lab for drug testing?
Using a SAMHSA-certified laboratory is required for federally regulated (DOT) testing and is strongly recommended for all employment testing, since certified labs follow standardized chain-of-custody and quality-control protocols that hold up to legal scrutiny.
Can small businesses use the same drug testing program as large employers?
Yes. The same nationwide network, panel options, and MRO review process can apply whether a company is testing one hire a month or several hundred employees across multiple states — pricing simply scales with volume.
Does HR need a written drug-free workplace policy before testing employees?
Yes. A written policy — outlining who is tested, under what circumstances, and the consequences of a non-negative result — is a compliance best practice and, for federal contractors, a Drug-Free Workplace Act requirement. Policies should be reviewed by employment counsel before rollout.
How does US Health Testing support HR teams with multiple locations?
Because collection sites are available nationwide, HR can manage one testing account and one set of panel and policy standards across every location, rather than coordinating separate regional clinic relationships.
What industries require drug testing beyond standard HR policy?
DOT-regulated transportation (trucking, aviation, rail, maritime, and pipeline), federal contracting, healthcare, and certain state-regulated industries often have testing requirements beyond a standard voluntary HR policy. If your workforce includes any safety-sensitive or DOT-covered roles, those employees need a compliant DOT testing track in addition to standard HR screening.
Ready to build or streamline your company's drug testing program?
Book a test online, request a bulk account for your HR team, or contact US Health Testing to set up a nationwide drug-free workplace program built around your industry, panel preferences, and compliance requirements.